发明名称 Relay multiplexing for circuit testers
摘要 Relay multiplexer circuitry for making a limited number of test channels connectable to a large number of test pins through relays connected to selected test channel nodes and test pin nodes, each test pin node being connectable to a unique combination of test channel nodes within a group of pin nodes, channel nodes and relays.
申请公布号 US4746855(A) 申请公布日期 1988.05.24
申请号 US19870067143 申请日期 1987.06.26
申请人 TERADYNE, INC. 发明人 WRINN, JOSEPH F.
分类号 G01R31/28;H04M3/26;(IPC1-7):G01R31/02 主分类号 G01R31/28
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